Brands of the World - Open source database of brands vector logos
Logo - Clean, simple, hassle-free logo design
Unmetric Discover - Data-powered ideation toolkit for brand content creators.
Logo Dust - Free logo designs for your projects, added every week
EDITED - Big data for the fashion industry.
Logo Foundry - Logo Foundry is a professional Logo Design Suite App for Android and iOS that let's you create professional branding for your business in Minutes.